Fix output B

controller/am335x/block_am335x_pwm.c

@@ -103,6 +103,21 @@ static void set_freq(struct controller_block *pwm)
 		    AM335X_PWMSS_EPWM_AQCTLA_PRD_CLR;
 	}
 	am335x_write16(base, AM335X_PWMSS_REG_EPWM_AQCTLA, aqctl);
+	if (priv->sym) {
+		aqctl =
+		    AM335X_PWMSS_EPWM_AQCTLA_CAD_NOP |
+		    AM335X_PWMSS_EPWM_AQCTLA_CAU_NOP |
+		    AM335X_PWMSS_EPWM_AQCTLA_CBD_SET |
+		    AM335X_PWMSS_EPWM_AQCTLA_CBU_CLR |
+		    AM335X_PWMSS_EPWM_AQCTLA_PRD_NOP;
+	} else {
+		aqctl =
+		    AM335X_PWMSS_EPWM_AQCTLA_CAD_NOP |
+		    AM335X_PWMSS_EPWM_AQCTLA_CAU_NOP |
+		    AM335X_PWMSS_EPWM_AQCTLA_CBD_SET |
+		    AM335X_PWMSS_EPWM_AQCTLA_CBU_CLR |
+		    AM335X_PWMSS_EPWM_AQCTLA_PRD_CLR;
+	}
 	am335x_write16(base, AM335X_PWMSS_REG_EPWM_AQCTLB, aqctl);
    
 	am335x_write16(base, AM335X_PWMSS_REG_EPWM_AQSFRC, 0);